day6机械、修理

1，the copy machine will be out of order until Friday.复印机到星期五才能用。 2，The device should be plugged into a reliable power source.这个装备应该被插入可靠的电源。 3，Purchasing a new machine is beyond our budget.买一个新机器超出了我们的预算。 4，The machine was missing a key component.这个机器丢失了一个重要零件。

9，the new car had an obvious fault.这辆新车有一个明显的缺陷。10，my computer freezes so often that I can't work efficiently.我的电脑经常死机，所以我不能很高效地工作。 11，my car is in the garage having the oil changed.我的汽车正在修理厂里换机油。 12，don't leave the heater on when you leave the house.不要开着暖气离开房子

5,The product was damaged during delivery.产品在运送中被损坏了。 6，the product was defective.这个产品不合格。 7，the old car was no longer efficient.这辆旧汽车不能用了。 8，there is an error in this program.这程序中有一个错误

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